/* ============================================================
   Metal Dog Labs — combined screen styles
   ============================================================ */

@font-face {
  font-family: 'Open Sans';
  src: url('../fonts/OpenSans-VariableFont_wdth_wght.ttf') format('truetype-variations');
  font-weight: 300 800;
  font-stretch: 75% 125%;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Open Sans';
  src: url('../fonts/OpenSans-Italic-VariableFont_wdth_wght.ttf') format('truetype-variations');
  font-weight: 300 800;
  font-stretch: 75% 125%;
  font-style: italic;
  font-display: swap;
}
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --soil-900:#2A1F17; --soil-800:#3D2C1E; --soil-700:#5A4232; --soil-600:#7A5A42;
  --soil-500:#9C7A5C; --soil-400:#BFA084; --soil-300:#D9C4AC; --soil-200:#ECDFCD;
  --soil-100:#F5ECDC; --soil-50:#FAF5EC;
  --terracotta-900:#4A1F11; --terracotta-700:#8A3A1E; --terracotta-600:#B04A28;
  --terracotta-500:#C85A35; --terracotta-400:#DB7A55; --terracotta-300:#ECA384; --terracotta-100:#F8DDCC;
  --wheat-700:#8A6A1E; --wheat-500:#C9A23E; --wheat-400:#DDB85C; --wheat-300:#ECCE85; --wheat-100:#F7E9C2;
  --sage-800:#2D3D2A; --sage-700:#4A5C3E; --sage-500:#7A8B5C; --sage-400:#9CAA80; --sage-300:#C0CBA6; --sage-100:#E5EBD3;
  --plum-900:#4A0E48; --plum-700:#7A1A6C; --plum-500:#9B1F7A; --plum-300:#C875A8; --plum-100:#F0DCE8;

  --bg:var(--soil-50); --bg-elevated:#FFFFFF; --bg-sunken:var(--soil-100); --bg-inverse:var(--soil-900);
  --fg-1:var(--soil-900); --fg-2:var(--soil-700); --fg-3:var(--soil-500); --fg-muted:var(--soil-400);
  --fg-on-dark:var(--soil-100); --fg-on-accent:#FFFFFF;
  --border-1:#E5D8C2; --border-2:#D2BFA0; --border-strong:var(--soil-700);
  --accent:var(--terracotta-500); --accent-hover:var(--terracotta-600); --accent-press:var(--terracotta-700); --accent-soft:var(--terracotta-100);
  --brand:var(--plum-500); --brand-soft:var(--plum-100);

  --font-display:'Open Sans',-apple-system,'Helvetica Neue',Arial,sans-serif;
  --font-sans:'Open Sans',-apple-system,'Helvetica Neue',Arial,sans-serif;
  --font-mono:'JetBrains Mono','SF Mono',Menlo,monospace;

  --r-xs:2px; --r-sm:4px; --r-md:8px; --r-lg:12px; --r-xl:20px; --r-pill:999px;
  --shadow-1:0 1px 2px rgba(58,38,18,.06),0 1px 1px rgba(58,38,18,.04);
  --shadow-2:0 4px 12px rgba(58,38,18,.08),0 1px 3px rgba(58,38,18,.05);
  --shadow-3:0 12px 32px rgba(58,38,18,.12),0 4px 8px rgba(58,38,18,.06);
  --shadow-inset:inset 0 1px 2px rgba(58,38,18,.10);
  --ease-out:cubic-bezier(.22,1,.36,1);
  --ease-in-out:cubic-bezier(.65,0,.35,1);
  --dur-fast:120ms; --dur-base:200ms; --dur-slow:360ms;
}

* { box-sizing: border-box; }
html, body { margin:0; padding:0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--fg-1);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  --density-section-y: 88px;
  --density-card-pad: 24px;
}
::selection { background: var(--accent-soft); color: var(--accent-press); }

h1,h2,h3,h4 { font-family: var(--font-display); font-weight:500; letter-spacing:-0.02em; line-height:1.1; color: var(--fg-1); text-wrap: balance; margin: 0; }
p { color: var(--fg-2); text-wrap: pretty; margin: 0; }
a { color: var(--accent); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--accent-hover); }

.paper-grain { position: relative; }
.paper-grain::before {
  content:""; position:absolute; inset:0; pointer-events:none; opacity:.05; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)' opacity='0.7'/></svg>");
}

@keyframes fadeUp { from { opacity:0; transform: translateY(8px); } to { opacity:1; transform: translateY(0); } }
.fade-up { animation: fadeUp 600ms var(--ease-out) both; }

.btn { display:inline-flex; align-items:center; gap:8px; font-family:var(--font-sans); font-size:14px; font-weight:600; padding:12px 22px; border-radius:var(--r-md); border:1px solid transparent; cursor:pointer; text-decoration:none; transition:all 200ms var(--ease-out); white-space:nowrap; }
.btn-primary { background: var(--accent); color:#fff; box-shadow: var(--shadow-1); }
.btn-primary:hover { background: var(--accent-hover); color:#fff; }
.btn-primary:active { background: var(--accent-press); transform: translateY(1px); box-shadow: var(--shadow-inset); }
.btn-secondary { background: var(--bg-elevated); color: var(--fg-1); border-color: var(--border-2); }
.btn-secondary:hover { background: var(--soil-100); color: var(--fg-1); }
.btn-ghost { background: transparent; color: var(--fg-1); border-color: var(--border-2); }
.btn-ghost:hover { background: var(--soil-100); }
.btn-on-dark { background: var(--accent); color:#fff; }
.btn-on-dark-secondary { background: transparent; color: var(--soil-100); border-color: var(--soil-700); }
.btn-on-dark-secondary:hover { background: rgba(255,255,255,.05); }

.eyebrow { font-family: var(--font-sans); font-size:12px; font-weight:600; letter-spacing:0.14em; text-transform:uppercase; color:var(--accent); margin:0; }
.eyebrow-num { color: var(--fg-3); margin-right:10px; font-family: var(--font-mono); letter-spacing:0.04em; }

.section { max-width: 1200px; margin: 0 auto; padding: var(--density-section-y) 48px; }
.section-tight { max-width: 1040px; }

.display-h1 { font-family: var(--font-display); font-size: clamp(48px,7vw,88px); font-weight:600; line-height:1.02; letter-spacing:-0.025em; color:var(--fg-1); margin:0; text-wrap:balance; }
.display-h2 { font-family: var(--font-display); font-size: clamp(36px,4vw,52px); font-weight:600; line-height:1.06; letter-spacing:-0.022em; color:var(--fg-1); margin:12px 0 0; text-wrap:balance; }
.display-h3 { font-family: var(--font-display); font-size:26px; font-weight:600; line-height:1.18; letter-spacing:-0.015em; margin:0; color:var(--fg-1); }

.lede { font-size:19px; line-height:1.55; color:var(--fg-2); max-width:56ch; margin:18px 0 0; text-wrap:pretty; }
.body { font-size:16px; line-height:1.6; color:var(--fg-2); margin:0; text-wrap:pretty; }

.card { background: var(--bg-elevated); border:1px solid var(--border-1); border-radius:var(--r-lg); padding:var(--density-card-pad); box-shadow: var(--shadow-1); transition: box-shadow 200ms var(--ease-out), transform 200ms var(--ease-out), border-color 200ms; }
.card:hover { box-shadow: var(--shadow-2); border-color: var(--border-2); }
.card-link { text-decoration:none; color:inherit; display:block; }
.card-link:hover { color: inherit; }

.tag { display:inline-flex; align-items:center; gap:6px; font-size:11px; font-weight:600; font-family: var(--font-mono); letter-spacing:0.04em; padding:4px 10px; border-radius:999px; background:var(--soil-100); color:var(--soil-700); border:1px solid var(--border-1); text-transform:uppercase; }
.tag-accent { background: var(--accent-soft); color: var(--terracotta-700); border-color: var(--terracotta-300); }
.tag-sage { background: var(--sage-100); color: var(--sage-800); border-color: var(--sage-300); }
.tag-wheat { background: var(--wheat-100); color: var(--wheat-700); border-color: var(--wheat-300); }

.link-arrow { font-family: var(--font-sans); font-size:14px; font-weight:600; color:var(--accent); text-decoration:none; display:inline-flex; align-items:center; gap:6px; border-bottom:1px solid var(--accent); padding-bottom:2px; transition:color 200ms; }
.link-arrow:hover { color: var(--accent-hover); border-color: var(--accent-hover); }
.link-arrow .arrow { transition: transform 200ms var(--ease-out); display: inline-block; }
.link-arrow:hover .arrow { transform: translateX(3px); }

.num-list { list-style:none; padding:0; margin:0; }

/* Koenig editor card widths — required by Ghost theme validator */
.kg-width-wide { position: relative; width: 85vw; max-width: 1200px; margin-left: 50%; transform: translateX(-50%); }
.kg-width-full { position: relative; width: 100vw; max-width: 100vw; margin-left: 50%; transform: translateX(-50%); }
.kg-width-wide img, .kg-width-full img { display: block; width: 100%; height: auto; margin: 0 auto; }
.kg-image { max-width: 100%; height: auto; display: block; margin: 0 auto; }

/* Site header */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(250,245,236,0); border-bottom: 1px solid transparent; transition: background 200ms, border-color 200ms, backdrop-filter 200ms; }
.site-header.is-scrolled { background: rgba(250,245,236,0.85); backdrop-filter: blur(8px) saturate(140%); -webkit-backdrop-filter: blur(8px) saturate(140%); border-bottom: 1px solid var(--border-1); }
.nav-inner { max-width: 1200px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; padding: 16px 48px; height: 64px; }
.nav-desktop { display: flex; gap: 4px; align-items: center; }
.nav-desktop a { font-family: var(--font-sans); font-size: 14px; font-weight: 500; color: var(--fg-2); text-decoration: none; padding: 8px 14px; border-radius: var(--r-md); transition: background 200ms; }
.nav-desktop a:hover { background: var(--soil-100); color: var(--fg-2); }

/* Footer */
.site-footer { background: var(--soil-900); border-top: 1px solid rgba(255,255,255,0.08); color: var(--soil-400); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 36px 48px; max-width: 1200px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.footer-bottom a { color: var(--soil-300); text-decoration: none; font-size: 13.5px; }
.footer-bottom a:hover { color: var(--soil-100); }

/* Card hover accent for advisory pillars */
.pillar-card:hover { border-color: var(--accent) !important; }

/* Newsletter row hover */
.nl-row:hover { background: var(--soil-50); }
.nl-row-dark:hover { background: rgba(255,255,255,0.03); }

/* Responsive */
@media (max-width: 880px) {
  .section { padding: 56px 24px; }
  .footer-bottom { padding: 28px 24px; }
  .grid-2 { grid-template-columns: 1fr !important; gap: 16px !important; }
  .grid-2 p[data-justify-end] { justify-self: start !important; }
  .hero-grid { grid-template-columns: 1fr !important; gap: 48px !important; }
  .hero-portrait { max-width: 380px; }
  .pillar-card { grid-template-columns: 1fr !important; gap: 16px !important; padding: 24px !important; }
  .engage-grid, .case-grid { grid-template-columns: 1fr !important; }
  .news-grid { grid-template-columns: 1fr !important; }
  .talk-row { grid-template-columns: 1fr !important; gap: 6px !important; }
  .pod-grid { grid-template-columns: 1fr !important; }
  .pod-cell { border-right: none !important; border-bottom: 1px solid var(--border-1) !important; }
  .comm-grid { grid-template-columns: 1fr !important; }
  .comm-left { border-right: none !important; border-bottom: 1px solid var(--border-1) !important; padding: 32px !important; }
  .comm-right { padding: 32px !important; }
  .about-grid { grid-template-columns: 1fr !important; gap: 40px !important; }
  .cv-strip { grid-template-columns: 1fr !important; }
  .contact-grid { grid-template-columns: 1fr !important; gap: 40px !important; }
  .custom-research { grid-template-columns: 1fr !important; gap: 24px !important; }
}
@media (max-width: 720px) {
  .nav-desktop { display: none !important; }
  .thesis-stats { grid-template-columns: 1fr !important; gap: 24px !important; }
}